Breadwallet is a bitcoin wallet. There is no server to get hacked or go down, so you can always access your money. Using SPV mode, bread wallet connects directly to the bitcoin network with the fast performance you need on a mobile device. Breadwallet support converting your bitcoin into bitcoin cash, ethereum, and a large number of ERC20 tokens.

In terms of ease of use one of the top Bitcoin wallets out there, but the downside is the limited means of use - i,e, only apple ios.